225316524 has 24 divisors (see below), whose sum is σ = 528102400. Its totient is φ = 74767824.

The previous prime is 225316523. The next prime is 225316537. The reversal of 225316524 is 425613522.

225316524 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

225316524 is strictly pandigital in base 9.

It is a junction number, because it is equal to n+sod(n) for n = 225316491 and 225316500.

It is not an unprimeable number, because it can be changed into a prime (225316523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39424 + ... + 44775.

Almost surely, 2^225316524 is an apocalyptic number.

It is an amenable number.

225316524 is an abundant number, since it is smaller than the sum of its proper divisors (302785876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225316524 is a wasteful number, since it uses less digits than its factorization.

225316524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84429 (or 84427 counting only the distinct ones).

The product of its digits is 14400, while the sum is 30.

The square root of 225316524 is about 15010.5470919617. The cubic root of 225316524 is about 608.5052752393.

The spelling of 225316524 in words is "two hundred twenty-five million, three hundred sixteen thousand, five hundred twenty-four".